Initial Commit

Author: engineerscodes

easyq/src/easyq/reverse_an_array.java

@@ -0,0 +1,42 @@
+package easyq;
+/*  BY-M.NAVEEN
+ *  engineerscodes
+ *  code -Program for array rotation
+ *  sr.code-Ar2 
+ *  moves  zeros to end of the array
+ *  */
+import java.util.*;
+public class reverse_an_array   // class name 
+{   static Scanner nav=new Scanner(System.in);// calling Scanner and creating object nav
+    static int array[],size,temp;  // class instances variables
+    public reverse_an_array(int c) // constructor 
+    {   size=c;
+    	array= new int[size]; //intialization of variables 
+    }
+	public static void reverse()  //method to reverse the array
+	{
+    for(int i=0;i<size/2;i++)   // i<size/2 this must ,if i<=size than it will again give youn samw array
+    {
+    	temp=array[i];
+    	array[i]=array[size-1-i];
+    	array[size-1-i]=temp;
+    }
+    System.out.println("the rever of the array"+Arrays.toString(array));
+	}
+	public static void input()  // method to enter element in array
+	   {
+	   	for(int i=0;i<size;i++)
+	   		array[i]=nav.nextInt();
+	    System.out.println("elements of  array"+Arrays.toString(array));
+	    reverse();
+	    
+	   }
+	public static void main(String arg[]) // main method 
+	{
+		System.out.println("enter the size of the array");
+		reverse_an_array n=new  reverse_an_array(nav.nextInt());
+		System.out.println("Enter the element of array");
+		input();
+	}
+
+}